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Fixed help message

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Jack-Benny Persson 2017-07-10 23:37:52 +02:00
parent 529b7bc5dc
commit 84814d4ba7
2 changed files with 35 additions and 19 deletions
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3
README.md
View File

@ -8,7 +8,7 @@ of other businesses, but for me it's more than enough.
# Usage
Usage: ./on-stock [-l] [-s [name]] [-m [name (a/s)quantity]]
[-d [name]] [-n] [-f filename]
[-d [name]] [-n] [-h] [-f filename]
-l = list the articles in the database
-s = search for an article in the database
If no name is given as argument, you will be prompted for a name.
@ -24,6 +24,7 @@ of other businesses, but for me it's more than enough.
If a name is given as argument, no confirmation will be required to
delete the article from the database.
-n = create new articles (interactive mode only)
-h = display this help message
-f = specifiy a filename for the database

21
on-stock.c
View File

@ -46,7 +46,7 @@ int main(int argc, char* argv[])
}
/* Process command line arugments */
while ((opt = getopt(argc, argv, "lsmdnf:")) != -1)
while ((opt = getopt(argc, argv, "hlsmdnf:")) != -1)
{
switch (opt)
{
@ -68,6 +68,9 @@ int main(int argc, char* argv[])
case 'f':
strncpy(filename, optarg, FILEMAXLENGTH-1);
break;
case 'h':
printUsage(argv[0]);
return 0;
default:
printUsage(argv[0]);
return 1;
@ -357,12 +360,24 @@ int new(struct myData *datap, int numRec)
void printUsage(char *arg)
{
fprintf(stderr, "Usage: %s [-l] [-s] [-m [-d [-n] [-f filename]\n"
fprintf(stderr, "Usage: %s [-l] [-s [name]] [-m [name (a/s)quantity]]\n"
"[-d [name]] [-n] [-h] [-f filename]\n\n"
"-l = list the articles in the database\n"
"-s = search for an article in the database\n"
" If no name is given as argument, you will be prompted for a name.\n"
"-m = modify a article\n"
" If no name is given as argument, you will be prompted for a\n"
" name. You'll then have the choice to change name, quantity and price.\n"
" If a name is given as argument, the quantity can be changed from the\n"
" command line, such as subtracting the stock by three:\n"
" ./on-stock -m 'Nailgun' s3\n"
"-d = delete a article\n"
"-n = create a new article\n"
" If no name is given as argument, you will be prompted for an article\n"
" to delete.\n"
" If a name is given as argument, no confirmation will be required to\n"
" delete the article from the database.\n"
"-n = create new articles (interactive mode only)\n"
"-h = display this help message\n"
"-f = specifiy a filename for the database\n", arg);
}